Cadmium Meaning
/ˈkædmiəm/Definition, CEFR level C1, pronunciation, examples, and quiz.
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Definition
nounA chemical element (symbol Cd) with an atomic number of 48: a soft, silvery-white metal.
nounA single atom of this element.
Sentence Examples
Cadmium poisoning is a very common cause of death in the south.
Contaminants included arsenic, copper, cadmium, lead and other metals.
CEFR Practice Quiz
The chemist handled the toxic ____ with care because it can cause heavy metal poisoning.
CEFR Practice Quiz (Alternate)
____ is a chemical element that is often used in various batteries.
Word Origin & History
1817, from Ancient Greek Καδμεία (Kadmeía, “calamine”), a cadmium-bearing mixture of minerals, which was named after the king Κάδμος (Kádmos, “Cadmus”).
Literary Quotations & Historical Citations
"CSPI says the Trump Administration could take steps to protect consumers from each of these chemicals and support FDA’s broader post-market assessment efforts. It could ensure that FDA sets health-protective limits on heavy metals, like lead, arsenic, and cadmium, in foods consumed by children."
— 2025 January 15, “FDA moves to eliminate carcinogenic Red 3 from foods”, in Center for Science in the Public Interest:
Explore More C1 Vocabulary Words
CEFR Practice Quiz
The chemist handled the toxic ____ with care because it can cause heavy metal poisoning.
CEFR Practice Quiz (Alternate)
____ is a chemical element that is often used in various batteries.